fzus61 kbuf 210803
glflo 
expires:202603211500;;047843

open lake forecast for lake ontario
national weather service buffalo ny
403 am edt sat mar 21 2026

for waters beyond five nautical miles of shore on lake ontario

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.

.synopsis...a 30.1 inch high will build across the lake today. a 
29.6 inch low will then cross the lower great lakes sunday before 
sliding off the mid-atlantic coast monday. a 30.4 inch high is 
forecast to build across the upper great lakes monday, then move to 
the lower great lakes tuesday while strengthening to 30.5 inches. a 
29.8 inch low tracking across quebec will then push its associated 
cold front across the lake on wednesday.


loz062-211500-
lake ontario open waters from the niagara river to hamlin beach-
403 am edt sat mar 21 2026

.today...northwest winds 10 knots or less becoming east. waves
1 foot or less. 
.tonight...east winds 10 to 15 knots. a chance of rain and snow
early, then a chance of rain from late evening on. waves 1 to
2 feet building to 3 to 5 feet. 
.sunday...northeast winds 5 to 15 knots becoming north. rain
likely. waves 1 to 3 feet. 
.sunday night...northeast winds 10 to 15 knots increasing to
15 to 20 knots. a chance of rain and snow showers in the evening,
then a chance of snow showers overnight. waves 2 to 4 feet. 
.monday...north winds 15 to 20 knots diminishing to 5 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.tuesday...west winds 5 to 15 knots increasing to 15 to 20 knots.
waves 1 to 3 feet building to 2 to 4 feet. 
.wednesday...northwest winds 15 to 20 knots becoming east. waves
3 to 5 feet subsiding to 2 to 4 feet. 

$$

fzus63 kdtx 210736
glflh 
expires:202603211545;;047064

open lake forecast for lake huron
national weather service detroit/pontiac mi
336 am edt sat mar 21 2026

for waters beyond five nautical miles off shore on lake huron

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.

.synopsis...high pressure, 30.10 inches, briefly fills in over the
great lakes this morning. a clipper tracks across the region 
tonight, dragging a strong cold front through on sunday. breezy 
north to northeast winds will develop behind this front. stronger 
high pressure follows on monday with another cold front expected 
tuesday.


lhz361-362-211545-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
336 am edt sat mar 21 2026

.today...north winds around 10 knots veering to the east late in 
the morning...then becoming southeast 10 to 20 knots in the 
afternoon. a chance of snow in the afternoon. waves 1 to 3 feet 
building to 2 to 4 feet late in the afternoon. 
.tonight...southeast winds 10 to 15 knots backing to the
northeast early in the morning. a chance of snow showers in the
evening...then a chance of showers after midnight. waves 2 to
4 feet. 
.sunday...north winds 10 to 15 knots increasing to 15 to 20 knots
in the late morning and afternoon. waves 3 to 5 feet. 
.sunday night...north winds 15 to 20 knots. waves 4 to 6 feet.
waves occasionally around 8 feet. 
.monday...north winds 10 to 15 knots decreasing to 5 to 10 knots
late in the morning...then backing to the west late in the
afternoon. waves 3 to 5 feet subsiding to 1 to 3 feet late in the
afternoon. 
.tuesday...southwest winds 15 to 20 knots becoming west 20 to
25 knots by midnight. a chance of snow early in the morning.
waves 5 to 7 feet. waves occasionally around 10 feet. 
.wednesday...north winds 20 to 25 knots becoming northeast 15 to
20 knots in the late morning and early afternoon...then becoming
east 10 to 15 knots early in the evening becoming southeast 15 to
20 knots by midnight. a chance of rain and snow by midnight.
waves 6 to 9 feet. waves occasionally around 12 feet. 

wave heights are for ice free areas.

$$

fzus63 kdtx 210736
glflh 
expires:202603211545;;047065

open lake forecast for lake huron
national weather service detroit/pontiac mi
336 am edt sat mar 21 2026

for waters beyond five nautical miles off shore on lake huron

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.

.synopsis...high pressure, 30.10 inches, briefly fills in over the
great lakes this morning. a clipper tracks across the region 
tonight, dragging a strong cold front through on sunday. breezy 
north to northeast winds will develop behind this front. stronger 
high pressure follows on monday with another cold front expected 
tuesday.


lhz363-462>464-211545-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
lake huron from port austin to harbor beach beyond 5nm off shore-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
336 am edt sat mar 21 2026

.today...north winds 5 to 15 knots veering to the southeast in 
the afternoon. waves 2 feet or less. 
.tonight...southeast winds 10 to 15 knots. a chance of showers
after midnight. waves 1 to 3 feet. 
.sunday...southwest winds 10 to 15 knots becoming 15 to 20 knots
early in the afternoon. a chance of rain and snow showers in the
morning...then a chance of showers in the afternoon. waves 2 to
4 feet building to 4 to 6 feet in the late morning and afternoon.
waves occasionally around 8 feet. 
.sunday night...north winds 15 to 20 knots. waves 5 to 7 feet.
waves occasionally around 10 feet. 
.monday...north winds 10 to 15 knots decreasing to 5 to 10 knots
late in the afternoon. waves 3 to 5 feet subsiding to 1 to 3 feet
late in the evening. 
.tuesday...south winds 10 to 15 knots increasing to 15 to
20 knots in the late morning and early afternoon...then
decreasing to 10 to 15 knots early in the evening becoming west
15 to 20 knots by midnight. waves 3 to 5 feet building to 5 to
7 feet by midnight. waves occasionally around 10 feet. 
.wednesday...north winds 20 to 25 knots decreasing to 15 to
20 knots in the late morning and early afternoon...then becoming
northeast 10 to 15 knots early in the evening veering to the east
by midnight. waves 6 to 9 feet subsiding to 3 to 5 feet by
midnight. waves occasionally around 12 feet. 


$$

fzus63 kdtx 210147
glflh 
expires:202603211000;;033634

open lake forecast for lake huron
national weather service detroit/pontiac mi
947 pm edt fri mar 20 2026

for waters beyond five nautical miles off shore on lake huron

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.

.synopsis...high pressure, 30.10 inches, briefly fills in over the
great lakes through saturday morning. a clipper tracks across the
region saturday night, dragging a strong cold front through on
sunday. breezy north to northeast winds will develop behind this
front. stronger high pressure follows on monday with another cold
front expected tuesday.


lhz362-363-211000-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
947 pm edt fri mar 20 2026

.rest of tonight...north winds 5 to 10 knots backing to the
northwest after midnight. waves 1 to 3 feet. 
.saturday...north winds 5 to 10 knots veering to the east early
in the afternoon...then becoming southeast 10 to 15 knots late in
the afternoon. waves 1 to 3 feet. 
.saturday night...southeast winds 10 to 15 knots. a chance of
snow in the evening...then a chance of rain after midnight. waves
1 to 3 feet building to 3 to 5 feet after midnight. 
.sunday...north winds 10 to 15 knots increasing to 15 to 20 knots
in the late morning and afternoon. a chance of rain in the
morning. waves 5 to 7 feet. waves occasionally around 10 feet. 
.sunday night...north winds 15 to 20 knots. waves 5 to 7 feet.
waves occasionally around 10 feet. 
.monday...north winds 10 to 15 knots backing to the northwest
late in the evening. waves 4 to 6 feet subsiding to 1 to 3 feet
late in the evening. waves occasionally around 8 feet. 
.tuesday...southwest winds 15 to 20 knots becoming northwest
20 to 25 knots by midnight. waves 4 to 6 feet. waves occasionally
around 8 feet. 
.wednesday...northwest winds to 30 knots becoming north 20 to
25 knots with gusts to around 30 knots in the late morning and
early afternoon...then decreasing to 15 to 20 knots early in the
evening veering to the east by midnight. waves 4 to 6 feet. waves
occasionally around 8 feet. 

wave heights are for ice free areas.

$$

fzus63 kdtx 210147
glflh 
expires:202603211000;;033635

open lake forecast for lake huron
national weather service detroit/pontiac mi
947 pm edt fri mar 20 2026

for waters beyond five nautical miles off shore on lake huron

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.

.synopsis...high pressure, 30.10 inches, briefly fills in over the
great lakes through saturday morning. a clipper tracks across the
region saturday night, dragging a strong cold front through on
sunday. breezy north to northeast winds will develop behind this
front. stronger high pressure follows on monday with another cold
front expected tuesday.


lhz462>464-211000-
lake huron from port austin to harbor beach beyond 5nm off shore-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
947 pm edt fri mar 20 2026

.rest of tonight...north winds 10 to 15 knots becoming northwest
5 to 10 knots after midnight. waves 1 to 3 feet. 
.saturday...north winds 5 to 10 knots veering to the east in the
afternoon. waves 2 feet or less. 
.saturday night...southeast winds 10 to 15 knots veering to the
south after midnight. waves 1 to 3 feet. 
.sunday...southwest winds 10 to 15 knots becoming 15 to 20 knots
early in the afternoon. a chance of rain. waves 3 to 5 feet
building to 5 to 7 feet early in the afternoon. waves
occasionally around 10 feet. 
.sunday night...north winds 15 to 20 knots. waves 5 to 7 feet.
waves occasionally around 10 feet. 
.monday...north winds 15 to 20 knots decreasing to 5 to 10 knots.
waves 4 to 6 feet subsiding to 2 to 4 feet late in the evening.
waves occasionally around 8 feet. 
.tuesday...south winds 10 to 15 knots increasing to 15 to
20 knots in the late morning and early afternoon...then becoming
southwest 10 to 15 knots early in the evening becoming northwest
15 to 20 knots by midnight. waves 1 to 3 feet building to 2 to
4 feet. 
.wednesday...north winds 20 to 25 knots with gusts to around
30 knots decreasing to 10 to 15 knots early in the evening...then
becoming northeast 15 to 20 knots by midnight. waves 3 to 5 feet.


$$